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NOTICE: SIGNALT Calculations are currently running through final testing and may be inaccurate until completed.

South Ck @ Simpsons Ridge Rd 41287

Source Office of Environment and Heritage
Latest Sample Date 30-05-2010
Taxa count ORDER 10
Taxa count FAMILY 18
Taxa count ALT 18
Mayflies present? 4
ORDER FAMILY ALT
SIGNAL 3.8 4.3 2.5
Weighted SIGNAL 4.7 3.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 49.80% 3,782,583,676m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 24.12% 1,832,169,438m2
  Natural 1.1.3 National park 14.25% 1,082,202,414m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.5 Sown grasses 8.53% 648,221,497m2
Show minor land uses 4
75,954,160m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Unknown OT 16
Atyidae (Unident.) OT019999
16
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 48 5
Dytiscidae (Unident.) QC099999
2
Hydrophilidae (Unident.) QC119999
45
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Diptera QD 8 3
Tanypodinae (Unident.) QDAE9999
4
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 4 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
2
Caenidae (Unident.) QE089999
1
Hemiptera QH 6 2
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
4
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Odonata QO 3 3
Coenagrionidae (Unident.) QO029999
2
Libellulidae (Unident.) QO179999
1
Trichoptera QT 2 8
Ecnomidae (Unident.) QT089999
2
ORDER
SIGNALT 3.8
Weighted SIGNALT 3.5